DE69204085D1 - Transformator. - Google Patents

Transformator.

Info

Publication number
DE69204085D1
DE69204085D1 DE69204085T DE69204085T DE69204085D1 DE 69204085 D1 DE69204085 D1 DE 69204085D1 DE 69204085 T DE69204085 T DE 69204085T DE 69204085 T DE69204085 T DE 69204085T DE 69204085 D1 DE69204085 D1 DE 69204085D1
Authority
DE
Germany
Prior art keywords
transformer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69204085T
Other languages
English (en)
Other versions
DE69204085T2 (de
Inventor
Robbert Carel Thuis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NXP BV
Original Assignee
Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Electronics NV filed Critical Philips Electronics NV
Publication of DE69204085D1 publication Critical patent/DE69204085D1/de
Application granted granted Critical
Publication of DE69204085T2 publication Critical patent/DE69204085T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/38—Auxiliary core members; Auxiliary coils or windings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/06—Fixed inductances of the signal type  with magnetic core with core substantially closed in itself, e.g. toroid
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/16—Toroidal transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
DE69204085T 1991-02-13 1992-02-04 Transformator. Expired - Lifetime DE69204085T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9100247A NL9100247A (nl) 1991-02-13 1991-02-13 Transformator.

Publications (2)

Publication Number Publication Date
DE69204085D1 true DE69204085D1 (de) 1995-09-21
DE69204085T2 DE69204085T2 (de) 1996-03-21

Family

ID=19858869

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69204085T Expired - Lifetime DE69204085T2 (de) 1991-02-13 1992-02-04 Transformator.

Country Status (6)

Country Link
US (1) US5331271A (de)
EP (1) EP0499311B1 (de)
JP (1) JPH04317307A (de)
KR (1) KR100217802B1 (de)
DE (1) DE69204085T2 (de)
NL (1) NL9100247A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0918222A (ja) * 1995-06-28 1997-01-17 Nippon Sheet Glass Co Ltd 窓ガラスアンテナ装置
US5929738A (en) * 1997-06-16 1999-07-27 Thomas & Betts International, Inc. Triple core toroidal transformer
DE10260246B4 (de) * 2002-12-20 2006-06-14 Minebea Co., Ltd. Spulenanordnung mit veränderbarer Induktivität
KR100542245B1 (ko) * 2003-12-23 2006-01-11 한국표준과학연구원 전자보상 계기용 변류기
CN101536252B (zh) 2006-09-15 2012-12-05 哈里伯顿能源服务公司 用于井下器具的多轴天线和方法
KR101714507B1 (ko) * 2008-05-22 2017-03-09 삼성전자주식회사 발룬 회로 및 노치 필터를 포함하는 수신회로 및 동작 방법
US8953349B2 (en) * 2010-07-27 2015-02-10 Georgia Tech Research Corporation Systems and methods for providing AC/DC boost converters for energy harvesting
US9953756B2 (en) * 2012-09-21 2018-04-24 Ppc Broadband, Inc. Radio frequency transformer winding coil structure
US20140266536A1 (en) * 2013-03-15 2014-09-18 Lantek Electronics Inc. Ferrite core winding structure with high frequency response
US10270401B2 (en) 2014-10-20 2019-04-23 Richwave Technology Corp. Two-stage electromagnetic induction transformer
TWI532064B (zh) * 2014-10-20 2016-05-01 立積電子股份有限公司 變壓器、射頻放大器及藉由變壓器以提供阻抗匹配的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA476112A (en) * 1951-08-14 Hendrik Gusdorf Frederik Inductively coupled circuits
US1133750A (en) * 1913-09-29 1915-03-30 American Telephone & Telegraph Transformer.
US1591660A (en) * 1924-10-28 1926-07-06 Cory Harvey Radioreception
FR627866A (fr) * 1926-01-23 1927-10-14 Secheron Atel Transformateur de soudage à arc, de puissance apparente absorbée réduite
FR786439A (fr) * 1934-03-14 1935-09-03 Philips Nv Transformateur électrique pour courants à basse fréquence
US2992386A (en) * 1958-08-01 1961-07-11 Forbro Design Inc Power supply with adjustable stabilized output voltage
US4339706A (en) * 1975-05-29 1982-07-13 Jodice Controls Corporation Current controlling
JPS6013565B2 (ja) * 1977-12-01 1985-04-08 パイオニア株式会社 自動利得制御回路
JPS57196509A (en) * 1981-05-29 1982-12-02 Toshiba Corp Transformer for switching regulator

Also Published As

Publication number Publication date
JPH04317307A (ja) 1992-11-09
KR920017140A (ko) 1992-09-26
US5331271A (en) 1994-07-19
EP0499311A1 (de) 1992-08-19
NL9100247A (nl) 1992-09-01
EP0499311B1 (de) 1995-08-16
DE69204085T2 (de) 1996-03-21
KR100217802B1 (ko) 1999-09-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN

8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL